What’s Vulnerable › Vulnerabilities

CVE-2021-31804

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-04-26 · updated 2026-06-17
• Weakness: CWE-416

Description

LeoCAD before 21.03 sometimes allows a use-after-free during the opening of a new document.

Affected products

• Leocad: before 21.03 — fixed in 21.03

How to fix

Upgrade to a fixed version: Leocad 21.03. Check the vendor advisory for mitigations.

References

• https://github.com/leozide/leocad/issues/645
• https://github.com/leozide/leocad/issues/645

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